<?php
namespace app\common\server;

use PhpOffice\PhpSpreadsheet\IOFactory;
use PhpOffice\PhpSpreadsheet\Spreadsheet;

/**
 * 导出Excel
 * Class ExportExcelServer
 * @package app\common\lists
 */
class ExportGoodsExcelServer
{
    public static function export($title = [], $data = [],$path,$file_name="")
    {
        try {
            $spreadsheet = new Spreadsheet();
            $sheet = $spreadsheet->getActiveSheet();
            // 表头单元格内容 第一行
            $titCol = 'A';
            foreach ($title as $value) {
                // 单元格内容写入
                $sheet->setCellValue($titCol . '1', $value);
                $titCol++;
            }
            //单元格内容居中
            $sheet->getDefaultColumnDimension()->setAutoSize(true);//列宽自适应
            $sheet->getStyle('A:' . $titCol)->getAlignment()->setWrapText(true);//内容容垂居中
            $sheet->getStyle('A:' . $titCol)->getAlignment()->setVertical('center');//内容容垂居中
            $sheet->getStyle('A:' . $titCol)->getAlignment()->setHorizontal('center');//内水平直居中
            // 从第二行开始写入数据
            $row = 2;
            foreach ($data as &$item) {
                foreach ($item as &$value) {
                    $dataCol = 'A';
                    foreach($value as &$v) {
                        $sheet->setCellValue($dataCol . $row, $v);
                        $len = strlen($v);
                        if ($len > 1 ){ //空数据不做处理避免影响到有数据的列宽度
                            $sheet->getColumnDimension($dataCol)->setAutoSize(true);
                        }
                        $dataCol++;
                    }
                    $row++;
                }
            }

            $writer = IOFactory::createWriter($spreadsheet, 'Xlsx');
            if (is_file($path . $file_name)) {
                file_put_contents($path . $file_name,'');;
            }
            $writer->save($path . $file_name);
            return array('url' => trim($file_name,'.'));
        }catch (\Exception $e){
        }
    }
}